<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
</head>
<body>

</body>
</html>
<!--this is simple comment-->
<script>
    function testScriptTagFunction() {
        return 'abc';
    }
</script>
<style>
    div{
        border: 1px solid #000000;
    }
</style>
<p id="1" style="border: 1px solid blue">1) p element<br>
    abc</p>

<div id="2" style="border: 1px solid red">
    <p>2) p element child div</p>
</div>
<br>

<input value="12345"/>

<div id="3" style="border: 1px solid blue">3) div
    <b>b el</b>
    div
    <i>i el
        <b>b el in i</b>
    </i>
    div
</div>
